CN204858788U - Flame -proof type selfstarting permanent magnet synchronous motor - Google Patents
Flame -proof type selfstarting permanent magnet synchronous motor Download PDFInfo
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- CN204858788U CN204858788U CN201520575277.7U CN201520575277U CN204858788U CN 204858788 U CN204858788 U CN 204858788U CN 201520575277 U CN201520575277 U CN 201520575277U CN 204858788 U CN204858788 U CN 204858788U
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- permanent magnet
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Abstract
The utility model relates to a flame -proof type selfstarting permanent magnet synchronous motor, including pivot, rotor core, squirrel -cage bar and permanent magnet, the rotor core center is located in the pivot, is equipped with the magnetism isolation layer between pivot and the rotor core, and the outer circumference of rotor core is equipped with the squirrel -cage bar, and the circumference is equipped with permanent magnet in the rotor core, and permanent magnet includes radial permanent magnet and tangential permanent magnet, and tangential permanent magnet locates the interior permanent magnet 2 of rotor core, and radial permanent magnet locates between tangential permanent magnet and the magnetism isolation layer. Compared with the prior art, the utility model has following advantage: reducing rotor loss, improving motor efficiency, energy saving and consumption reduction can use at inflammable and explosive dangerous place, improves the security of motor operational site.
Description
Technical field
The utility model relates to a kind of flame-proof type self-starting permasyn motor, belongs to motor technology field.
Background technology
Flame-proof type self-starting permasyn motor is used in the hazardous area that oil, chemical industry, colliery and space flight etc. contain flammable explosive gas or dust, for equipment such as Driving Fan, water pump, compressor, conveyers.Flame-proof type self-starting permasyn motor has explosion-proof casing, can ensure the fail safe in hazardous area.Flame-proof type self-starting permasyn motor has that volume is little, efficiency is high, invariablenes turning speed, speed governing facilitates the features such as accurate, is the renewal product of former Flame-Proof Three-Phase Induction Motors.In prior art, flame-proof type self-starting permasyn motor rotor loss is high, and motor efficiency is low, does not meet necessary requirement.
Therefore, a kind of new technical scheme should be provided to solve the problem.
Summary of the invention
The utility model provides a kind of flame-proof type self-starting permasyn motor.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of flame-proof type self-starting permasyn motor, comprise rotating shaft, rotor core, squirrel-cage bar and permanent magnet, rotor core center is located in rotating shaft, Magnetic isolation layer is provided with between rotating shaft and rotor core, rotor core excircle is provided with squirrel-cage bar, and rotor core inner periphery is provided with permanent magnet, and permanent magnet comprises radial permanent magnet and tangential permanent magnet, rotor core inner circle periphery is located at by tangential permanent magnet, and radial permanent magnet is located between tangential permanent magnet and Magnetic isolation layer.
The related content of technique scheme is explained as follows:
In technique scheme, squirrel-cage bar, radial permanent magnet and tangential permanent magnet are evenly arranged.
Further technical scheme, rotor core is fixed by fixed mechanism, and fixed mechanism is all located between radial permanent magnet and tangential permanent magnet.
Because technique scheme is used, the utility model compared with prior art has following advantages:
Reduce rotor loss, improve motor efficiency, energy-saving and cost-reducing, inflammable and explosive hazardous area can be used in, improve the fail safe in motor running place.
Accompanying drawing explanation
Accompanying drawing 1 is the utility model schematic diagram.
In above accompanying drawing: 1, rotating shaft; 2, rotor core; 3, squirrel-cage bar; 4, Magnetic isolation layer; 5, radial permanent magnet; 6, tangential permanent magnet; 7, fixed mechanism.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described:
Embodiment one:
As shown in Figure 1, a kind of flame-proof type self-starting permasyn motor of the present utility model, comprise rotating shaft 1, rotor core 2, squirrel-cage bar 3 and permanent magnet, rotor core 2 center is located in rotating shaft 1, Magnetic isolation layer 4 is provided with between rotating shaft 1 and rotor core 2, rotor core 2 excircle is provided with squirrel-cage bar 3, rotor core 2 inner periphery is provided with permanent magnet, permanent magnet comprises radial permanent magnet 5 and tangential permanent magnet 6, rotor core 2 inner circle periphery is located at by tangential permanent magnet 6, radial permanent magnet 5 is located between tangential permanent magnet 6 and Magnetic isolation layer 4, squirrel-cage bar 3, radial permanent magnet 5 and tangential permanent magnet 6 are evenly arranged, rotor core 2 is fixed by fixed mechanism 7, fixed mechanism 7 is all located between radial permanent magnet 5 and tangential permanent magnet 6, reduce rotor loss, improve motor efficiency, energy-saving and cost-reducing, inflammable and explosive hazardous area can be used in, improve the fail safe in motor running place.
Flame-proof type self-starting permasyn motor is explosion-proof by flameproof enclosure, makes flame-proof type self-starting permasyn motor can be used in inflammable and explosive hazardous area, improves the fail safe in motor running place.Flame-proof type self-starting permasyn motor rotor adopts permanent-magnet structure, realizes asynchronous starting, synchronous operation, and when rotor normally runs, rotor no current produces, and reduces rotor loss, improves the operational efficiency of motor, saves energy.Flame-proof type self-starting permasyn motor rotor permanent magnet structural design, improves the installation positioning precision of permanent magnet, enhances productivity, add flame-proof type self-starting permasyn motor operational reliability.The Material selec-tion of permanent magnet, ensures the stability of flame-proof type self-starting permasyn motor long-time running.
Above-described embodiment, only for technical conceive of the present utility model and feature are described, its object is to person skilled in the art can be understood content of the present utility model and implement according to this, can not limit protection range of the present utility model with this.All equivalences done according to the utility model Spirit Essence change or modify, and all should be encompassed within protection range of the present utility model.
Claims (3)
1. a flame-proof type self-starting permasyn motor, it is characterized in that: comprise rotating shaft, rotor core, squirrel-cage bar and permanent magnet, rotor core center is located in described rotating shaft, Magnetic isolation layer is provided with between described rotating shaft and rotor core, described rotor core excircle is provided with squirrel-cage bar, described rotor core inner periphery is provided with permanent magnet, described permanent magnet comprises radial permanent magnet and tangential permanent magnet, rotor core inner circle periphery is located at by described tangential permanent magnet, and described radial permanent magnet is located between tangential permanent magnet and Magnetic isolation layer.
2. a kind of flame-proof type self-starting permasyn motor according to claim 1, is characterized in that: described squirrel-cage bar, radial permanent magnet and tangential permanent magnet are evenly arranged.
3. a kind of flame-proof type self-starting permasyn motor according to claim 1, is characterized in that: described rotor core is fixed by fixed mechanism, and described fixed mechanism is all located between radial permanent magnet and tangential permanent magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520575277.7U CN204858788U (en) | 2015-08-03 | 2015-08-03 | Flame -proof type selfstarting permanent magnet synchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520575277.7U CN204858788U (en) | 2015-08-03 | 2015-08-03 | Flame -proof type selfstarting permanent magnet synchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204858788U true CN204858788U (en) | 2015-12-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520575277.7U Active CN204858788U (en) | 2015-08-03 | 2015-08-03 | Flame -proof type selfstarting permanent magnet synchronous motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204858788U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106712341A (en) * | 2015-08-03 | 2017-05-24 | 江苏华源防爆电机有限公司 | Flameproof self-starting permanent magnet synchronous motor |
-
2015
- 2015-08-03 CN CN201520575277.7U patent/CN204858788U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106712341A (en) * | 2015-08-03 | 2017-05-24 | 江苏华源防爆电机有限公司 | Flameproof self-starting permanent magnet synchronous motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |